diff --git a/samples/akka-sample-cluster-kubernetes-scala/build.sbt b/samples/akka-sample-cluster-kubernetes-scala/build.sbt
index b29d32de..41d95f9f 100644
--- a/samples/akka-sample-cluster-kubernetes-scala/build.sbt
+++ b/samples/akka-sample-cluster-kubernetes-scala/build.sbt
@@ -3,8 +3,8 @@ ThisBuild / organization := "com.lightbend"
 name := "akka-sample-cluster-kubernetes"
 
 scalaVersion := "2.13.14"
-lazy val akkaHttpVersion = "10.7.0-M1"
-lazy val akkaVersion = "2.10.0-M1"
+lazy val akkaHttpVersion = "10.6.3"
+lazy val akkaVersion = "2.9.3"
 lazy val akkaManagementVersion = "1.5.3"
 
 // make version compatible with docker for publishing